Electric outlet plug



..ot.21,1941 JfRCmGAN 2,259,799 l VLECTRICOUTLET PLUG l 'Filed .July l,1940 ffff' `20N..4 l f2@ 20 Y [ja n j,. @jo

WITNESS fOSW/Z f? @0f/yan y ArTo RNEYS Patented Oct. 2.1,'1941 UNITEDSTATES PATENT OFFICE ELECTRIC OUTLET PLUG Joseph Patrick Corrigan,yLeavenworth, Kans.

Application July 1, 1940, Serial No. 343,482 1 Claim. (Cl. 173-361) lllWith the above and other objects in view the invention consists ofcertain novel detalls of construction and combinations of partshereinafter fully described and claimed, it being understood thatvarious modifications may be resorted to within the scope of theappended claims without departing from the spirit or sacricing any ofthe advantages of the invention. K

In the accompanying vdrawing forming a part of this specification:

Figure 1 is a longitudinal sectional view of an electric outlet plugconstructed in accordance with the invention.

Figure 2 is a side elevation of the plug showing the extension cordentering the side thereof.

Figure 3 is a bottom plan view of the plug.

Referring now to the drawing in which like characters of referencedesignate similar parts in the various views, Ill designates the plugbody. the same having a longitudinal bore I I having its lower endportion I2 .and its upper end portion I3 uniformly enlarged. A plungerI4 is slidably mounted in the bore and is provided at its lower end witha head I5 which normally occupies the enlarged lower end portion I2 ofthe bore,. and extends to about the lower end of the body.

A cylindrical button I6 is 'attached to the upper end of the plungerabove the body by a screw threaded connection Il, or other means, andthe lower .end of the button is disposed in the upper enlarged portion I3 of the bore.`

A helical spring I8 is sleeved on the plunger I4 between the lower endof the button and 'a shoulder I9 at the lower end of the upper enlargedportion I3 of the bore. The spring normally holds the head I5 of theplunger in the lower end portion of the bore.

The body III of the plug is provided at the top with a pair ofoppositely disposed horns underneath which the iirst two lingers of theoperators hand may be placed while the thumb depresses the button I6 tomove the head I5 of the plunger out of the enlarged lower end portion I2of the bore of the body and impinge the same against an outlet cover orfemale plug connector to disengage the male plug from the femaleconnectlon.

The extension cable 2I is led through an opening 22 in the side of thebody I0 of the plug. The ends of the wires of the cable are slidlaterally to pass around the head I5 of the plunger I4 and are attachedto respective screws 24 which secure 'Conventional prongs 25 in a recess26 in the bottom of the plug body.

From the above description it is thought that g the construction andoperation of the invention will be fully understood without furtherexplanation.

What is claimed is:

A male electric outlet plug comprising a body having an axial boreprovided with uniform enlarged upper and lower ends,ma plu'nger slidablymounted in the bore provided at its lowerend with a head normallydisposed in the enlarged lower end of the bore, a cylindrical buttonsecured to the upper end of the plunger extending above the body andhaving its lower end disposed in the upper enlarged end of the bore, ahelical spring sleeved on the plunger between the lower `end of thebutton and a shoulder formed at the lower end of the upper enlarged endof the bore, said spring normally holding the head of the plungerwithdrawn into the enlarged lower end of the bore, there being'anorifice for conductor wires in the side of the body remote from theexposed end of the button, terminal prongs secured to the body adjacentsaid orice and on opposite sides of the enlarged lower end of the bore,said body being provided at its upper end with oppositely disposed hornsunderneath which the operators fingers may be engaged to pull outwardlyon the horns while the thumb presses down upon the button to impinge thehead of the plunger against a female connector to withdraw the body andthe prongs from engagement with the female connector.

JQsEPH P. CORRIGAN.

